CN104644158A - General electrocardiograph signal acquisition chip and wireless electrocardiograph signal acquisition device - Google Patents

Abstract

The invention discloses a general electrocardiograph signal acquisition chip which comprises an electrode assembly, a backing and a connecting seat, wherein the electrode group comprises a plurality of electrodes; the electrodes are respectively and electrically connected with the connecting seat; the backing is a flexible material; the connecting seat and the electrode group are respectively embedded and fixed in the backing. The general electrocardiograph signal acquisition chip is characterized in that opposite positions of the electrodes are fixedly embedded in the backing; when the backing is attached to a human body, the electrodes finish the acquisition of multiple paths of electrocardiograph signals at different parts of a human body. The invention also provides a wireless electrocardiograph signal acquisition device. The electrocardiograph signals acquired by the acquisition chip are subjected to A/D (Analog/Digital) conversion and are transmitted through a wireless transmission module. According to the wireless electrocardiograph signal acquisition device disclosed by the invention, the electrocardiograph signals which are locally acquired are only subjected to simple A/D conversion, so that the size, the weight and energy consumption of the acquisition device are greatly reduced. In addition, electrocardiograph acquiring electrodes are planted in the backing to form the electrocardiograph signal acquisition chip, and high portability and usability are realized.

Description

A kind of general ecg signal acquiring sheet and wireless electrocardiogram signal harvester

Technical field

The present invention relates to the collection of electrocardiosignal, particularly relate to a kind of portable mobile wireless Electrocardial signal acquisition device.

Background technology

At present, disposable electrocardio electrode plate is usually used to the electrocardiosignal gathering human body.Conventional disposable electrocardio electrode plate is made up of electrode, backing and Signa Gel.The disposable electrocardio electrode plate of routine as shown in Figure 1, its backing surface area about 30 square centimeters, it is equipped with Signa Gel and electrode.One side backing being scribbled Signa Gel is pasted onto human body corresponding position, by electro-cardiograph lead be buckled on backing cardiac diagnosis lead electrode on can realize the ecg signal acquiring of human body corresponding position in electro-cardiograph.Common electro-cardiograph has the ability gathering electrocardiosignal from the multiple position of human body, namely has multiple button that leads, each lead detain need with one independently disposable electrocardio electrode plate be connected.Common medical electro-cardiograph possesses more than five leading, and too much conducting wire is wound around mutually is inconvenient to wear.Meanwhile, each electrode slice needs the specific part being attached to human body, and the electrocardio medical personnel if not specialty are difficult to find position accurately accurately.

In addition, current used electrocardiographic recording equipment, because all signal processing all complete in this locality, causes equipment huge, carries inconvenience, the cardiac monitoring equipment of the portable carry-on monitoring of more leisure opinion.

Summary of the invention

For the problems referred to above, the present invention proposes a kind of general ecg signal acquiring sheet, comprise electrode group, backing, Connection Block, described electrode group comprises multiple electrode, described multiple electrode is electrically connected with described Connection Block respectively, described backing is flexible material, described Connection Block and described electrode group is all embedded is fixed in described backing, it is characterized in that:

Fixing embedded of described multiple electrode relative position is fixed in described backing;

Described backing sticks when human body, and namely described multiple electrode completes the collection of the multichannel electrocardiosignal of human body different parts.

Breadload as above, is characterized in that:

Described multiple electrode is with the mode of making or the embedded back side being fixed on described backing of mode directly woven.

As above arbitrary described breadload, is characterized in that:

The back side of described backing is provided with the goo that described backing can be sticked in human body skin.

As above arbitrary described breadload, is characterized in that:

Described Connection Block is provided with groove socket to carry out dismountable electrical connection with the plug matched.

As above arbitrary described breadload, is characterized in that:

Described Connection Block is provided with multiple independently metal electrode to be electrically connected with described multiple electrode respectively;

The conductor wire of described electrical connection is embedded in backing.

The invention allows for a kind of portable mobile wireless Electrocardial signal acquisition device, comprise as above arbitrary described ecg signal acquiring sheet, also comprise electrocardiographic recording module, described electrocardiographic recording module comprises wireless transport module and ECG front end processing block, it is characterized in that:

Described electrocardiographic recording module and described ecg signal acquiring sheet are electrically connected and obtain described multichannel electrocardiosignal;

Described ECG front end processing block carries out being sent by described wireless transport module after process completes A/D conversion to described multichannel electrocardiosignal.

Harvester as above, is characterized in that:

Described electrocardiographic recording module also comprises union joint, described union joint is provided with plug to carry out dismountable electrical connection with described Connection Block.

Harvester as above, is characterized in that:

The transmission of the described multichannel electrocardiosignal between described electrocardiographic recording module and described breadload has been come by the electrical connection of described union joint and described Connection Block;

And described electrocardiographic recording module and described breadload carry out a shared power supply by the electrical connection of described union joint and described Connection Block.

As above arbitrary described harvester, is characterized in that:

Described electrocardiographic recording module also comprises central processing module, and described central processing module obtains digital signal from described ECG front end processing block, and controls described wireless transport module and described multichannel electrocardiosignal sent.

Harvester as above, is characterized in that:

Described electrocardiographic recording module also comprises memory module;

Described central processing module obtains digital signal and is stored in described memory module from described ECG front end processing block.

ECG Acquisition Device in the present invention, owing to only carrying out simple A/D conversion to the electrocardiosignal that this locality gathers, the volume of harvester and weight, energy consumption is made all to obtain great reduction, and, electrocardiogram acquisition electrode is planted in backing, forms ecg signal acquiring sheet, there is suitable portability and ease for use.

Accompanying drawing explanation

Fig. 1 is conventional disposable electrode chip architecture figure;

Fig. 2 is described general ecg signal acquiring chip architecture figure;

Fig. 3 is described connecting base structure figure;

Fig. 4 is described electrocardiographic recording function structure chart;

Fig. 5 is described union joint structure chart;

Fig. 6 is described wireless electrocardiogram signal harvester connected mode.

Specific implementation method

Below in conjunction with accompanying drawing, the present invention is further detailed.

As shown in Figure 2, described general electrocardio electrode plate comprises the electrode group, backing, Connection Block and the power supply that are made up of 3 electrodes.Be understandable that, general electrocardio electrode plate can comprise more electrode, such as 5 electrodes, 10 electrodes etc., needs and determine corresponding crosslinking electrode number depending on ecg signal acquiring.

Described backing can select a block length 40 centimetres, the rectangular sponge backing of wide 30 centimetres.Three electrodes of described electrode group are the circular silver chloride electrode of diameter 1.5 centimetres, are sewn on three angles at the described backing back side.The distance of center circle of described electrode 1 is 5 centimetres from the distance of described backing limit AB, is 3 centimetres apart from the distance of described backing limit AC.The distance of center circle of described electrode 2 is 5 centimetres from the distance of described backing limit AB, is 2 centimetres apart from the distance of described backing limit BD.The distance of center circle of described electrode 3 is 5 centimetres from the distance of described backing limit CD, is 2 centimetres apart from the distance of described backing limit BD.Described power supply is the button cell of diameter 2.4 centimetres, is sewn in described backing.

Described Connection Block is placed in the front of described backing, structure as shown in Figure 3, the metal circular hole 1 of described Connection Block, metal circular hole 2, metal circular hole 3 are electrically connected with 3 electrodes of described electrode group and obtain electrocardiosignal respectively, metal circular hole 4, the metal circular hole 5 of described Connection Block are connected with described power sourced electric, described Connection Block there is plastic slot, is convenient to carry out with the union joint matched with it being coupled and being separated.

There is liquid glue at the described backing back side, can be pasted onto skin surface.

As shown in Figure 4, long 4 centimetres of described electrocardiographic recording module, wide 4 centimetres, thick 0.5 centimetre, comprise ECG front end processing block, wireless transport module, union joint, central processing module, memory module, supply module.

As shown in Figure 5, described union joint matches with described Connection Block described union joint structure, have consistent electrical characteristic and transmission characteristic, and described union joint has plastics salient point simultaneously, can carry out being coupled and being separated with described Connection Block.The metal ferrule 1 of described union joint, metal ferrule 2, metal ferrule 3 are electrically connected with described ECG front end processing block respectively, and the electrocardiosignal obtained from the corresponding metal circular hole of described Connection Block is passed to ECG front end processing block.Metal ferrule 4, the metal ferrule 5 of described union joint are electrically connected with described supply module, and the electric flux obtained from the corresponding metal circular hole of described Connection Block is passed to described supply module.

Described ECG front end processing block comprises filter amplification circuit, analog to digital conversion circuit.Described ECG front end processing block processes electrocardiosignal and passes to described central processing module.Described ECG front end processing block adopts ADAS1000-3 low-power consumption ECG analog front-end chip, can realize the collection of 3 tunnel electrocardiosignaies.As more cardiac diagnosis lead signals need be processed, corresponding ECG analog front-end chip and modulus conversion chip need be changed.

Described central processing module adopts LPC1100 flush bonding processor, obtains digital signal and is stored in described memory module, control described wireless transport module simultaneously and sent by signal from described ECG front end processing block.

Described memory module adopts flash storage chip MX29LV008TTC-90, and capacity is 8 megabits, and the access time is 70ns only, provides the random access memory of high cost benefit and high reliability.

Described wireless transport module can be made up of Bluetooth transmission circuit or other wireless transmission circuits.For the CC2564 Bluetooth chip of Tl, support classical bluetooth and low-power consumption bluetooth two kinds of patterns, wireless connections can be set up with smart mobile phone or other intelligent terminal very easily.

Described Electrocardial signal acquisition device part uses step as follows:

One, described general electrocardio electrode plate is pasted onto human body specific part: electrode 2, electrode 3 in described electrode group are pasted onto left shoulder and right shoulder respectively, once this electrode 2, electrode 3 position are fixed, described general electrocardio electrode plate can be fixed on human body front easily.

Two, as shown in Figure 6, by the coupling of described union joint and described Connection Block, by described electrocardiographic recording module and described general electrocardio electrode plate compact siro spinning technology: the described union joint of described electrocardiographic recording module is inserted described general electrocardio electrode plate, confirm to connect closely.

It should be noted that: the only unrestricted technical scheme of the present invention in order to explanation above, although with reference to above-described embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that: still can modify to the present invention or equivalent replacement, and do not depart from any modification or partial replacement of the spirit and scope of the present invention, all should be encompassed in the middle of right of the present invention.

Claims (10)

1. a general ecg signal acquiring sheet, comprise electrode group, backing, Connection Block, described electrode group comprises multiple electrode, described multiple electrode is electrically connected with described Connection Block respectively, described backing is flexible material, described Connection Block and described electrode group is all embedded is fixed in described backing, is characterized in that:

Fixing embedded of described multiple electrode relative position is fixed in described backing;

Described backing sticks when human body, and namely described multiple electrode is completed the collection of the multichannel electrocardiosignal of human body different parts and described multichannel electrocardiosignal passed by described Connection Block.

2. breadload as claimed in claim 1, is characterized in that:

Described multiple electrode is with the mode of making or the embedded back side being fixed on described backing of mode directly woven.

3. the breadload as described in as arbitrary in claim 1 or 2, is characterized in that:

The back side of described backing is provided with the goo that described backing can be sticked in human body skin.

4. the breadload as described in as arbitrary in claim 1-3, is characterized in that:

Described Connection Block is provided with groove socket to carry out dismountable electrical connection with the plug matched.

5. the breadload as described in as arbitrary in claim 1-4, is characterized in that:

Described Connection Block is provided with multiple independently metal electrode to be electrically connected with described multiple electrode respectively;

The conductor wire of described electrical connection is embedded in backing.

6. a portable mobile wireless Electrocardial signal acquisition device, comprise as arbitrary in claim 1-5 as described in ecg signal acquiring sheet, also comprise electrocardiographic recording module, described electrocardiographic recording module comprises wireless transport module and A/D converter, it is characterized in that:

Described electrocardiographic recording module and described ecg signal acquiring sheet are electrically connected and obtain described multichannel electrocardiosignal;

Described A/D converter carries out A/D conversion to described multichannel electrocardiosignal, is then sent by described wireless transport module.

7. harvester as claimed in claim 6, is characterized in that:

Described electrocardiographic recording module also comprises union joint and ECG front end processing block, described union joint is provided with plug to carry out dismountable electrical connection with described Connection Block;

Described ECG front end processing block comprises described A/D converter, to complete the process to described multichannel electrocardiosignal;

Described harvester also comprises power supply, and described power supply is embedded to be fixed in described breadload or to be arranged in described electrocardiographic recording module.

8. harvester as claimed in claim 7, is characterized in that:

The transmission of the described multichannel electrocardiosignal between described electrocardiographic recording module and described breadload has been come by the electrical connection of described union joint and described Connection Block;

And described electrocardiographic recording module and described breadload carry out a shared power supply by the electrical connection of described union joint and described Connection Block.

9. the harvester as described in as arbitrary in claim 6-8, is characterized in that:

Described electrocardiographic recording module also comprises central processing module, and described central processing module obtains digital signal from described A/D converter, and controls described wireless transport module and described multichannel electrocardiosignal sent.

10. harvester as claimed in claim 9, is characterized in that:

Described electrocardiographic recording module also comprises memory module;

Described central processing module obtains digital signal and is stored in described memory module from described A/D converter.